247338840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1063}}^1$

素因数の和:1361

約数の個数: 128

約数和(自身を含む): 851880960

約数和(自身を除く): 604542120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 277, 280, 420, 554, 831, 840, 1063, 1108, 1385, 1662, 1939, 2126, 2216, 2770, 3189, 3324, 3878, 4155, 4252, 5315, 5540, 5817, 6378, 6648, 7441, 7756, 8310, 8504, 9695, 10630, 11080, 11634, 12756, 14882, 15512, 15945, 16620, 19390, 21260, 22323, 23268, 25512, 29085, 29764, 31890, 33240, 37205, 38780, 42520, 44646, 46536, 58170, 59528, 63780, 74410, 77560, 89292, 111615, 116340, 127560, 148820, 178584, 223230, 232680, 294451, 297640, 446460, 588902, 883353, 892920, 1177804, 1472255, 1766706, 2061157, 2355608, 2944510, 3533412, 4122314, 4416765, 5889020, 6183471, 7066824, 8244628, 8833530, 10305785, 11778040, 12366942, 16489256, 17667060, 20611570, 24733884, 30917355, 35334120, 41223140, 49467768, 61834710, 82446280, 123669420, 247338840]

約数ペア:

[(1, 247338840), (2, 123669420), (3, 82446280), (4, 61834710), (5, 49467768), (6, 41223140), (7, 35334120), (8, 30917355), (10, 24733884), (12, 20611570), (14, 17667060), (15, 16489256), (20, 12366942), (21, 11778040), (24, 10305785), (28, 8833530), (30, 8244628), (35, 7066824), (40, 6183471), (42, 5889020), (56, 4416765), (60, 4122314), (70, 3533412), (84, 2944510), (105, 2355608), (120, 2061157), (140, 1766706), (168, 1472255), (210, 1177804), (277, 892920), (280, 883353), (420, 588902), (554, 446460), (831, 297640), (840, 294451), (1063, 232680), (1108, 223230), (1385, 178584), (1662, 148820), (1939, 127560), (2126, 116340), (2216, 111615), (2770, 89292), (3189, 77560), (3324, 74410), (3878, 63780), (4155, 59528), (4252, 58170), (5315, 46536), (5540, 44646), (5817, 42520), (6378, 38780), (6648, 37205), (7441, 33240), (7756, 31890), (8310, 29764), (8504, 29085), (9695, 25512), (10630, 23268), (11080, 22323), (11634, 21260), (12756, 19390), (14882, 16620), (15512, 15945)]